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/* @(#)sm_inter.x       2.2 88/08/01 4.0 RPCSRC */
/* @(#)sm_inter.x 1.7 87/06/24 Copyr 1987 Sun Micro */

/*
 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
 * unrestricted use provided that this legend is included on all tape
 * media and as a part of the software program in whole or part.  Users
 * may copy or modify Sun RPC without charge, but are not authorized
 * to license or distribute it to anyone else except as part of a product or
 * program developed by the user.
 * 
 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
 * 
 * Sun RPC is provided with no support and without any obligation on the
 * part of Sun Microsystems, Inc. to assist in its use, correction,
 * modification or enhancement.
 * 
 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
 * OR ANY PART THEREOF.
 * 
 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
 * or profits or other special, indirect and consequential damages, even if
 * Sun has been advised of the possibility of such damages.
 * 
 * Sun Microsystems, Inc.
 * 2550 Garcia Avenue
 * Mountain View, California  94043
 */

/*
 * Status monitor protocol specification
 * Copyright (C) 1986 Sun Microsystems, Inc.
 *
 */

#ifndef RPC_HDR
%#ifndef lint
%static const char rcsid[] =
%  "$FreeBSD: src/include/rpcsvc/sm_inter.x,v 1.8 1999/08/27 23:45:11 peter Exp $";
%#endif /* not lint */
#endif

program SM_PROG { 
        version SM_VERS  {
                /* res_stat = stat_succ if status monitor agrees to monitor */
                /* res_stat = stat_fail if status monitor cannot monitor */
                /* if res_stat == stat_succ, state = state number of site sm_name */
                struct sm_stat_res                       SM_STAT(struct sm_name) = 1;

                /* res_stat = stat_succ if status monitor agrees to monitor */
                /* res_stat = stat_fail if status monitor cannot monitor */
                /* stat consists of state number of local site */
                struct sm_stat_res                       SM_MON(struct mon) = 2;

                /* stat consists of state number of local site */
                struct sm_stat                           SM_UNMON(struct mon_id) = 3;

                /* stat consists of state number of local site */
                struct sm_stat                           SM_UNMON_ALL(struct my_id) = 4;

                void                                     SM_SIMU_CRASH(void) = 5;

        } = 1;
} = 100024;

const   SM_MAXSTRLEN = 1024;

struct sm_name {
        string mon_name<SM_MAXSTRLEN>;
};

struct my_id {
        string   my_name<SM_MAXSTRLEN>;         /* name of the site iniates the monitoring request*/
        int     my_prog;                        /* rpc program # of the requesting process */
        int     my_vers;                        /* rpc version # of the requesting process */
        int     my_proc;                        /* rpc procedure # of the requesting process */
};

struct mon_id {
        string  mon_name<SM_MAXSTRLEN>;         /* name of the site to be monitored */
        struct my_id my_id;
};


struct mon{
        struct mon_id mon_id;
        opaque priv[16];                /* private information to store at monitor for requesting process */
};


/*
 * state # of status monitor monitonically increases each time
 * status of the site changes:
 * an even number (>= 0) indicates the site is down and
 * an odd number (> 0) indicates the site is up;
 */
struct sm_stat {
        int state;              /* state # of status monitor */
};

enum res {
        stat_succ = 0,          /* status monitor agrees to monitor */
        stat_fail = 1           /* status monitor cannot monitor */
};

struct sm_stat_res {
        res res_stat;
        int state;
};

/* 
 * structure of the status message sent back by the status monitor
 * when monitor site status changes
 */
struct status {
        string mon_name<SM_MAXSTRLEN>;
        int state;
        opaque priv[16];                /* stored private information */
};